Logitech M41B Remote Control Battery Specifications
Dimensions: 2.1'' long, 1.3'' wide and 0.29'' tall
UPC code: 09322006011
Chemistry: Li-Ion
Capacity: 950mAh
Voltage: 3.7v
For Use In Device: Logitech remote, model M41B
Manufacturer: Empire Scientific (New York)
MPN: RLI-001-.9Although Logitech remote controls are optimized for range and energy conservation, the Li-Ion chemistry in your battery will eventually wear out and need to be replaced. To get the same performance time out of your Logitech M41B remote when it was brand new, you will need a replacement battery with a capacity around 950mAh (milliamp-hours).